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    Fault Codes
    VOLVO
    ECM-P129864
    VOLVO

    ECM-P129864 - Injector Driver Module Failure. Algorithm Based Failures. Signal plausibility failure

    System

    Engine Control Module (ECM)

    Volvo models this fault code applies to

    Applies to the following models:

    12 models

    C30 (2007–2013), C70 (2006–2013), S40 (2004–2013), S60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V50 (2004–2013), V60 (2011–), V70 (2008–), XC60 (2009–), XC70 (2008–)

    Show models by year and engine (40)
    • Volvo C30 (2007–2013)2011–2013Engine D5204T, D5204T5 only
    • Volvo C70 (2006–2013)2011Engine D5204T, D5204T5 only
    • Volvo C70 (2006–2013)2012–2013All engines except: B5254T7
    • Volvo S40 (2004–2013)2011–2012Engine D5204T, D5204T5 only
    • Volvo S60 (2011–)2011Engine D5204T2, D5244T10 only
    • Volvo S60 (2011–)2012Engine D5204T3, D5244T11, D5244T15 only
    • Volvo S60 (2011–)2013–2014Engine D5204T3, D5204T7, D5244T11, D5244T15 only
    • Volvo S60 (2011–)2015Engine D5204T3, D5204T7, D5244T11, D5244T15, D5244T23 only
    • Volvo S80 (2007–)2009Engine D5244T10 only
    • Volvo S80 (2007–)2010Engine D5244T10, D5244T14, D5244T19 only
    • Volvo S80 (2007–)2011Engine D5204T2, D5244T10 only
    • Volvo S80 (2007–)2012Engine D5204T3, D5244T11, D5244T15 only
    • Volvo S80 (2007–)2013–2014Engine D5204T3, D5204T7, D5244T11, D5244T15 only
    • Volvo S80 (2007–)2015Engine D5204T3, D5244T15 only
    • Volvo V40 (2013–)2013–2014Engine D5204T4, D5204T6 only
    • Volvo V40 (2013–)2015Engine D5204T6 only
    • Volvo V40 Cross Country (2013–)2013–2014Engine D5204T4, D5204T6 only
    • Volvo V40 Cross Country (2013–)2015Engine D5204T6 only
    • Volvo V50 (2004–2013)2011–2012Engine D5204T, D5204T5 only
    • Volvo V60 (2011–)2011Engine D5204T2, D5244T10 only
    • Volvo V60 (2011–)2012Engine D5204T3, D5244T11, D5244T15 only
    • Volvo V60 (2011–)2013Engine D5204T3, D5204T7, D5244T11, D5244T15, D5244T17, D82PHEV only
    • Volvo V60 (2011–)2014Engine D5204T3, D5204T7, D5244T11, D5244T12, D5244T15, D5244T17, D82PHEV only
    • Volvo V60 (2011–)2015Engine D5204T3, D5204T7, D5244T11, D5244T12, D5244T15, D5244T17, D5244T23, D82PHEV, D87PHEV only
    • Volvo V70 (2008–)2009Engine D5244T10 only
    • Volvo V70 (2008–)2010Engine D5244T10, D5244T14, D5244T19 only
    • Volvo V70 (2008–)2011Engine D5204T2, D5244T10 only
    • Volvo V70 (2008–)2012Engine D5204T3, D5244T11, D5244T15 only
    • Volvo V70 (2008–)2013Engine D5204T3, D5204T7, D5244T11, D5244T15, D5244T17 only
    • Volvo V70 (2008–)2014–2015Engine D5204T3, D5204T7, D5244T11, D5244T12, D5244T15, D5244T17 only
    • Volvo XC60 (2009–)2010Engine D5244T10, D5244T14, D5244T16 only
    • Volvo XC60 (2009–)2011Engine D5204T2, D5244T10, D5244T16 only
    • Volvo XC60 (2009–)2012Engine D5204T3, D5244T11, D5244T15, D5244T17 only
    • Volvo XC60 (2009–)2013All engines except: B4204T7, B6304T4, B6324S4, B6324S5
    • Volvo XC60 (2009–)2014Engine D5204T3, D5204T7, D5244T11, D5244T12, D5244T15, D5244T17 only
    • Volvo XC60 (2009–)2015Engine D5204T3, D5204T7, D5244T11, D5244T12, D5244T15, D5244T17, D5244T23 only
    • Volvo XC70 (2008–)2010Engine D5244T10, D5244T14, D5244T16 only
    • Volvo XC70 (2008–)2011Engine D5204T2, D5244T10, D5244T16 only
    • Volvo XC70 (2008–)2012–2013All engines except: B6304T4, B6324S4, B6324S5
    • Volvo XC70 (2008–)2014–2015Engine D5204T3, D5244T11, D5244T12, D5244T15, D5244T17 only

    What does this fault code mean?

    The ECM monitors the fuel system and the components that belong to it. The code is set when the signal from the injectors is incorrect. The cause is damaged injectors, or injectors of the wrong type.

    Possible causes

    • Damaged injectors
    • Injectors of the wrong type

    What you can do

    1. 1Check that the fuses are intact.
    2. 2Check the connectors to the injectors and make sure none is loose or corroded.
    3. 3Look for chafed wires, and wires that may have touched each other, especially near the connector to the control module.
    4. 4Have a workshop with diagnostic equipment check that the injectors are not damaged and are of the correct type.
    5. 5If the fault remains, have a workshop measure between the wires at the control module connector, as this needs measurements.

    Symptoms you may notice4

    • Text message and warning symbol in the display
    • Poor performance, the car lacks power
    • The engine hesitates, surges or runs unevenly, at unclear times
    • The engine hesitates, surges or runs unevenly during acceleration or deceleration

    General guidance for car owners. Diagnosis on the car can point to a different cause.

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